body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f9fafb;
  color: #333;
}

.container {
  max-width: 800px;
  margin: auto;
  padding: 2rem;
  text-align: center;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

header h2 {
  font-size: 1.5rem;
  color: #555;
}

.tagline {
  font-size: 1.2rem;
  color: #888;
  margin-top: 0.5rem;
}

.intro, .features, .signup {
  margin: 2rem 0;
  text-align: left;
}

.features ul {
  list-style: none;
  padding: 0;
}

.features li {
  margin: 1rem 0;
  font-size: 1rem;
}

.signup form {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.signup input {
  padding: 0.75rem;
  width: 80%;
  max-width: 400px;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.signup button {
  padding: 0.75rem 1.5rem;
  background-color: #0077cc;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.signup button:hover {
  background-color: #005fa3;
}

footer {
  margin-top: 3rem;
  font-size: 0.9rem;
  color: #666;
}

footer a {
  color: #0077cc;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}